| Office Name | Faizullahpur B.O |
| Pincodes | 841420 |
| Area | Faizullahpur |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Siwan |
| Postal Region | Muzaffarpur |
| District | Gopalganj |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Faizullahpur B.O |
| Pincodes | 275305 |
| Area | Faizullahpur |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Azamgarh |
| Postal Region | Gorakhpur |
| District | Mau |
| State | Uttar Pradesh |
| Telephone No. | Na |